Kerala PSC Previous Years Question Paper & Answer
Page:5
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Dairy Farm Instructor (SR for ST)' And exam conducted in the year 2020. And Question paper code was '011/2020/OL'. Medium of question paper was in Malayalam or English . Booklet Alphacode was ''. Answer keys are given at the bottom, but we suggest you to try answering the questions yourself and compare the key along wih to check your performance. Because we would like you to do and practice by yourself.
Correct Answer:- Option ®
Question32:-Alcohol reacts with acid to form
Acether
B:-Phenol
معط
Deester
Correct Answer:- Option-D
Question33:-The chemical substance used to reduce body temperature is called
‘AcAnitipyretic
B:-Analgesic
CeAntiseptic
Di-Anitibiotic
Correct Answer:- Option ®
Question34:-The alkali metal found in Banana
‘AcPottassium
B:-Sodium
CeCaleium
D:-Magnesium
Correct Answer:- Option-é
Question35:-The action of water on Calcium Carbide gives
Acacetaldehyde
Br-benzene
Ce-Acatylene
D-Ethanal
Correct Answer:- Option-C
Question36:-The fuel gas produced when carbon monoxide combines with Nitrogen
‘AcWater Gas
B:-Synthesis Gas
C:Producer Gas
[1
Correct Answer:- Option-C
Question37:-Ultra pure metals like zirconium and Titanium are refined by
‘AcNan Arkel method
B:-Vapour phase refining
110765 process
DZone refining
Correct Answer:- Option-é
Question38:-Letharge is an ore of
AcLead
B:-Boron
c-Copper
Deron
Correct Answer:- Option-é
Question39:-The process of coating Zinc over Iron so as to prevent rusting
‘Corrosion
B:-Galvanisation
Cathodic protection
D-Barrier protection
Correct Answer:- Option ®
Question40:-In order to lower the temperature below 0% the substance mixed with ice is